Scour Critical Bridges in Nebraska

962 bridges in Nebraska at risk from water erosion around foundations.

Scour Critical Bridges

Scour is the erosion of soil and rock around a bridge's foundation caused by moving water. When foundations are exposed or undermined, a bridge can collapse even if its deck and superstructure are in good condition. Scour is the leading cause of bridge failures in the US. These 962 bridges in Nebraska have been identified as vulnerable to scour damage.

Clear
Bridge State Scour Status Condition Year Built ADT
ELKHORN RIVER OVERFLOW Nebraska Scour Critical — Countermeasures Installed Good 1982 390
COON CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1949 345
STONE CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1963 330
MILL CREEK Nebraska Scour Critical — Countermeasures Installed Poor 1935 300
WILSON CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1935 300
BUFFALO CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1979 275
SAND CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1962 260
ELKHORN RIVER OVERFLOW Nebraska Scour Critical — Countermeasures Installed Fair 1965 255
ELKHORN RIVER Nebraska Scour Critical — Countermeasures Installed Poor 1912 250
BATTLE CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1978 250
STREAM (J 138) Nebraska Scour Critical — Countermeasures Installed Fair 1920 242
SHERMAN RESERVOIR CANAL Nebraska Scour Critical — Countermeasures Installed Fair 1960 240
SALT CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1948 240
STREAM Nebraska Scour Critical — Countermeasures Installed Poor 1935 235
STREAM Nebraska Scour Critical — Countermeasures Installed Poor 1935 225
SPRINGFIELD CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1935 225
NORTH PLATTE RIVER Nebraska Scour Critical — Countermeasures Installed Good 2024 210
CALLAHAN CREEK TRIB Nebraska Scour Critical — Countermeasures Installed Fair 1974 210
MUD CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1972 200
STREAM Nebraska Scour Critical — Countermeasures Installed Good 1935 190
TRIBUTARY TO BIG INDIAN Nebraska Scour Critical — Countermeasures Installed Poor 1935 175
STREAM Nebraska Scour Critical — Countermeasures Installed Poor 1935 165
STREAM Nebraska Scour Critical — Countermeasures Installed Fair 1935 165
OAK CREEK Nebraska Scour Critical — Countermeasures Installed Poor 1981 160
CRUM CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1935 155
STREAM Nebraska Scour Critical — Countermeasures Installed Fair 1935 150
S FK LITTLE NEMAHA RIVER Nebraska Scour Critical — Countermeasures Installed Good 1950 150
DRY CREEK TRIB Nebraska Scour Critical — Countermeasures Installed Fair 1968 145
STREAM Nebraska Scour Critical — Countermeasures Installed Fair 1935 145
ASH HOLLOW CREEK (B 133) Nebraska Scour Critical — Countermeasures Installed Fair 1937 144
STREAM Nebraska Scour Critical — Countermeasures Installed Fair 1935 140
STREAM (C 250) Nebraska Scour Critical — Countermeasures Installed Fair 1954 137
STEVENS CREEK (Q 110) Nebraska Scour Critical — Countermeasures Installed Good 2024 135
MIDDLE LOUP RIVER Nebraska Scour Critical — Countermeasures Installed Fair 1952 135
TRI-COUNTY CANAL MP34.1 Nebraska Scour Critical — Countermeasures Installed Fair 1935 135
STREAM Nebraska Scour Critical — Countermeasures Installed Fair 1935 130
BUFFALO CREEK Nebraska Scour Critical — Countermeasures Installed Poor 1935 130
INDIAN CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1967 126
JOHNSON CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1939 125
WALLACE CREEK Nebraska Scour Critical — Countermeasures Installed Poor 1930 125
THIRTY MILE CANAL Nebraska Scour Critical — Countermeasures Installed Fair 1935 125
SOAP CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1960 125
RED WILLOW CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1973 120
STREAM Nebraska Scour Critical — Countermeasures Installed Poor 1976 120
SHEEP CREEK Nebraska Scour Critical — Countermeasures Installed Fair 1967 120
HOBSONS BRANCH Nebraska Scour Critical — Countermeasures Installed Fair 1975 110
STREAM Nebraska Scour Critical — Countermeasures Installed Poor 1935 110
ONEILL VALLEY Nebraska Scour Critical — Countermeasures Installed Fair 1970 105
STREAM Nebraska Scour Critical — Countermeasures Installed Fair 1935 105
STREAM Nebraska Scour Critical — Countermeasures Installed Fair 1979 105

Scour Critical Rating Codes

Code 2 — UnaddressedBridge is scour critical with no countermeasures installed. The foundation is vulnerable and no protective action has been taken.
Code 3 — Countermeasures InstalledProtective measures (riprap, sheet piling, etc.) have been installed to reduce scour risk, but the bridge remains classified as scour critical.
Code 6 — Countermeasures IneffectiveProtective measures were installed but have been assessed as ineffective. The bridge requires re-evaluation and additional action.

About Scour Critical Bridges

Scour critical bridges have been identified through underwater inspection or analysis as having foundations that are unstable or could become unstable during flood conditions. FHWA requires action plans for all scour critical bridges. Famous scour failures include the 1987 Schoharie Creek Bridge collapse in New York.